"Chronicles of the A train. Chronicles of the A train," says the world-weary straphanger after witnessing this severely one-sided "fight" that is today's entry into the heftycatalog of recentsubwayinsanity. I bet what would help to not have a clearly insane and/ or intoxicated man get his ass beat by the most frustrated of an entire train car's worth of frustrated riders is to shut the train doors more frequently than once every four minutes. That would deprive us all of our day's unsettling voyeurism, though.